BrightLocker has Steam keys for Vampires, a puzzler with a twist.
You'll need BrightLocker account for this offer.
You will need 10 gold coins to unlock this free Steam key. There are several easy ways to get more gold like:
Share a game on Facebook using share on page – 5 Gold, Share a game on Twitter using share on page – 5 Gold, Verify your account – 2 Gold. Find more info HERE.